A new phenomenological model to predict drop size distribution in Large-Eddy Simulations of airblast atomizers

G Chaussonnet, O Vermorel, E Riber… - International Journal of …, 2016 - Elsevier
A new atomization model for prefilming airblast atomizers is presented and applied in the
Large-Eddy Simulation of an academic experiment. The model, named PAMELA, expresses …

Prediction of primary atomization using smoothed particle hydrodynamics

R Koch, S Braun, L Wieth, G Chaussonnet… - European Journal of …, 2017 - Elsevier
In modern jet engines mostly air blast atomizers are used for the liquid fuel injection. The
prediction of the spray generated by such atomizers was for a long time not feasible …

[HTML][HTML] A computational methodology to account for the liquid film thickness evolution in Direct Numerical Simulation of prefilming airblast atomization

R Payri, FJ Salvador, M Carreres… - International Journal of …, 2023 - Elsevier
Prefilming airblast atomization is becoming widely used in current aero engines.
Fundamental studies on the actual annular configuration of airblast atomizers are difficult to …

Lyapunov sliding-mode observers with application for active magnetic bearing operated with zero-bias flux

A Mystkowski - Journal of Dynamic Systems …, 2019 - asmedigitalcollection.asme.org
This study deals with sliding-mode nonlinear observers for a flux-controlled active magnetic
bearing (AMB) operated with zero-bias flux. The Lyapunov sliding-mode observer (LSMO) …

Numerical and experimental investigation on an effusion-cooled lean burn aeronautical combustor: Aerothermal field and emissions

L Mazzei, S Puggelli, D Bertini… - … for Gas Turbines …, 2019 - asmedigitalcollection.asme.org
Lean burn combustion is increasing its popularity in the aeronautical framework due to its
potential in reducing drastically pollutant emissions (NOx and soot in particular). Its …

Short helical combustor: Concept study of an innovative gas turbine combustor with angular air supply

B Ariatabar, R Koch, HJ Bauer… - … of Engineering for …, 2016 - asmedigitalcollection.asme.org
An innovative design of a gas turbine annular combustor is investigated analytically and
numerically. Its principal feature is the helical arrangement of the burners around the turbine …

[图书][B] Experimentelle Untersuchung des Primärzerfalls an generischen luftgestützten Zerstäubern unter Hochdruckbedingungen

S Gepperth - 2019 - books.google.com
Einen maßgeblichen Einfluss auf die Reduktion der Schadstoffemissionen in neuen
Triebwerksgenerationen hat die Kraftstoffaufbereitung in der Brennkammer. Hierzu werden …

Air-film coupling in prefilming airblast atomisers and the implications for subsequent atomisation

JRJ Wetherell, A Garmory - Flow, Turbulence and Combustion, 2024 - Springer
Prefilming airblast atomisers are commonly used in gas turbine combustion system fuel
injectors. As the film propagates across the prefilmer it interacts with the high velocity gas …

Model-based analysis of the stiffness of the wrist joint in active and passive conditions

A Zonnino, F Sergi - Journal of Biomechanical …, 2019 - asmedigitalcollection.asme.org
The control of joint stiffness is a fundamental mechanism used to control human movements.
While many studies have observed how stiffness is modulated for tasks involving shoulder …

Effect of the precessing vortex core on primary atomization

E Bärow, S Gepperth, R Koch… - Zeitschrift für Physikalische …, 2015 - degruyter.com
The present work is focused on the airblast atomization in a gas turbine model combustor.
Swirl flows in such combustion chambers form an inner recirculation zone that can develop …